Schaller GrandTune Guitar Tuning Machine
The Schaller GrandTune combines stylish vintage aesthetics with ultra-precise tuning response and velvet-smooth performance. Built with an open-gear design and worm gear architecture, it offers a refined solution for demanding musicians seeking timeless craftsmanship.
Featuring an exact 1:18 gear ratio, this tuning machine delivers superior accuracy and long-lasting durability. The intentional absence of synthetic polymer coatings creates optimal acoustic resonance and wear-free interaction across various headstock configurations.
Equipped with permanently locked and sealed screw connections, the GrandTune ensures zero maintenance over time. Precision engineering fits standard instrument dimensions, guaranteeing seamless installation and exceptional sound transfer.
| Brand | Schaller |
| Model | GrandTune Single (GT-Single) |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Design | Open Gear |
| Weight per Single Tuner | 0.63 oz (Koa), 0.67 oz (Perloid), 0.71 oz (Galalith, Ebony), 0.74 oz (Snakewood), 0.88 oz (Butterbean) |
| Button Dimensions (W x H x D) | 0.8 x 0.5 x 0.4 in (Butterbean), 0.7 x 0.5 x 0.2 in (all other buttons) |
| Product Weight | 0.67 lb |



















